Topical Sessions

These sessions are topically focused, with a mix of invited and volunteered papers. They are sorted by primary discipline, but most sessions are designed to be interdisciplinary. Related disciplines are listed with each session. Use the drop-down menus to filter the list.

Industry Tracks

GSA’s technical program offers sessions relevant to applied geoscientists. Look for these icons that identify sessions in the following areas:
Energy
Economic Geology
Hydrogeology & Environmental Geology
Engineering Geology

 

Submission
Guidelines
Code of
Ethics

T1. Pluvials, Atmospheric Rivers, Monsoons, and Water Availability in Western North America from the Quaternary into the Future: Modeling, Observations, and Paleo Reconstructions of Hydroclimate Extremes

Ingrid Hendy, Aradhna Tripati, Matthew E. Kirby
GSA Limnogeology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology); GSA Archaeological Geology Division

Water availability in western North America has been critical for human populations through prehistory and will be into the future. This session showcases instrumental observations, modeling, and paleoenvironmental reconstructions of hydroclimate regimes.

Archaeological Geology | Paleoclimatology/Paleoceanography | Limnogeology |

T2. Reconstructing Environmental Controls on Societal Change from Prehistory to Present Day

Susann Stolze, Michelle F. Goman
GSA Limnogeology Division; GSA Archaeological Geology Division; American Quaternary Association; GSA Sedimentary Geology Division; GSA Geology and Society Division

This session welcomes papers reconstructing the nature and degree of environmental change and its influence on societal change through the Holocene. It will bring together researchers across disciplines in the Earth and archaeological sciences.

Archaeological Geology | Paleoclimatology/Paleoceanography | Quaternary Geology

T3. Economic Geology of the Extensional Terrains

Zeynep O. Baran, Alvis L. Lisenbee
Society of Economic Geologists; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session is focused on the extensional tectonics and associated structures and their significance to the formation, distribution, exploration, and production of economic mineral deposits on Earth.

Economic Geology | Tectonics/Tectonophysics | Structural Geology |

T5. Magmatic-Hydrothermal Ore Deposits: Metal Transport from Source to Sink

Thomas Monecke, Karen Kelley
Society of Economic Geologists; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session examines how metals are transported and deposited in hydrothermal systems powered by large magmatic intrusions emplaced in the upper crust and reviews the geological characteristics of magmatic-hydrothermal base and precious metal deposits.

Economic Geology | Geochemistry | Petrology, Igneous |

T6. Micro-Analytical Techniques in Ore Deposit Research

Katharina Pfaff, Julien M Allaz
Society of Economic Geologists; Microanalysis Society (MAS); GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session highlights advances in methods development of micro-analytical techniques and their application to ore deposit research.

Economic Geology | Mineralogy/Crystallography | Geochemistry |

T7. Mineral Resources for Society: Honoring the Career and Contributions to Economic Geology of Jean S. Cline

R.J. Bodnar, John L. Muntean
Society of Economic Geologists; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session honors the many contributions of Jean S. Cline in mineral deposits research. Abstracts related to all mineral deposit types are welcome, especially those related to Carlin and porphyry type systems.

Economic Geology | Geochemistry | Petrology, Igneous |

T9. Rare Earth and Critical Elements in Ore Deposits

E.E. Marsh, Philip L. Verplanck
Society of Economic Geologists

This session will focus on our current understanding of the where, how, and why individual critical elements occur. This session should be of use to a variety of geoscientists as well as public policy analysts.

Economic Geology | Geochemistry |

T13. Fracture, Faulting, and Reactive Fluid Flow in Tight Rocks: Coupled Processes in Shale, CO2 Sequestration, and Geothermal Energy

J. William Carey, Jason Heath

New research on fluid flow in fractured media will advance understanding of coupled geomechanics, hydrology, and reactive transport that allow utilization of the subsurface in a safe and effective manner.

Energy Geology | Structural Geology | Hydrogeology |

T14. Geologic Energy Research

J. Fred McLaughlin, Marc L. Buursink, Brett J. Valentine
GSA Energy Geology Division; GSA Sedimentary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This is the general session of GSA's Energy Division. Topics include research on coal, petroleum geology, geothermal systems, uranium and REEs, sedimentary and structural geology of energy resources, and energy utilization.

Energy Geology | Stratigraphy | Mineralogy/Crystallography |

T15. Geology and Geochemistry of Carbon Dioxide, Helium, and Other Low-BTU Natural Gas Systems

Matthew D. Merrill, Marc L. Buursink
GSA Energy Geology Division; GSA Sedimentary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Low-BTU natural gases rich in CO2 or helium are important economic commodities and their accumulation can be analogs to storage of anthropogenic CO2. We seek studies on the systematics of these non- hydrocarbon gases.

Energy Geology | Geochemistry | Stratigraphy |

T16. Mudstone Evolution: From Deposition through Diagenesis

Sven Egenhoff, Neil Fishman
GSA Limnogeology Division; GSA Sedimentary Geology Division

Deposition and post-depositional modification of mudstones remain enigmatic. Nevertheless, their economic significance is universal as a source of energy or as household or industry raw material. This session will review all aspects of mudstone geology.

Energy Geology | Limnogeology | Sediments, Clastic |

T19. Unconventional Energy Resources

J. Fred McLaughlin, Marc L. Buursink, Brett J. Valentine
GSA Energy Geology Division; GSA Sedimentary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session will showcase research relating to unconventional hydrocarbon resources, which can be complex systems to understand and develop. This session provides a venue for researchers looking to share new research on unconventional plays.

Energy Geology | Geochemistry | Stratigraphy |

T20. Advances in Data Collection and Delivery for Geohazards: Reaching Out to Stakeholders

John Wall, Matthew M. Crawford, Norman Levine, Douglas C. Curl
GSA Environmental and Engineering Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Geoinformatics Division; Association of Environmental and Engineering Geologists; GSA Geology and Society Division

This session will highlight developing, new, and existing approaches to integrating digital geohazards data into decision-making processes for stakeholders (e.g., other agencies, governments, the public, etc.). Field collection standards, integration into existing/future datasets, and data dissemination will be presented.

Engineering Geology | Environmental Geoscience | Geomorphology |

T23. Environmental and Engineering Division Geology Student Research Competition (Posters)

Matthew M. Crawford, Thad A. Wasklewicz, Jessica E. Witt, Stephen L. Slaughter
GSA Environmental and Engineering Geology Division; Association of Environmental and Engineering Geologists

We encourage students to submit for the poster presentation on topics related to applied research in environmental and engineering geology. Monetary awards will be given to the top presenters at the division dinner and awards ceremony.

Engineering Geology |

T24. Landslide Hazards: Inventories, Hazard Maps, Risk Analysis, and Warning Systems (Posters)

William J. Burns, Stephen L. Slaughter, Matthew M. Crawford
GSA Environmental and Engineering Geology Division; GSA Geology and Society Division

This session is designed to highlight landslide hazards information especially as related to landslide inventories, hazard maps, risk analysis, and warning systems.

Engineering Geology | Geomorphology |

T25. Landslides, Debris Flow, and Rock Fall: Processes and Hazards

Rex L. Baum, Benjamin B. Mirus
GSA Environmental and Engineering Geology Division; U.S. Geological Survey Landslide Hazards Program

This session will explore new insights about landslide processes and hazards. Contributions that address novel field and instrumental observations, analysis, and hazard assessments or that introduce tools and techniques applicable to any of these are especially welcome.

Engineering Geology | Geomorphology | Geoscience and Public Policy |

T26. Biogeochemical Redox Cycling of Metals and Radionuclides

Karrie A. Weber, Kate M. Campbell
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division;

This session will explore natural and engineered abiotic and biotic redox cycling of metals and radionuclides in paleo- and modern environments.

Environmental Geoscience | Geochemistry | Geomicrobiology |

T27. Find Your Park (and Other Public Lands) One Internship at a Time: Two Decades of Providing Career Development Opportunities in Public Lands for Students and Recent Graduates

Elizabeth Norby, Matthew Dawson, Krista Rogers
GSA Geology and Society Division

The Geoscientists-in-the-Parks and GeoCorps America Programs provide professional development and resource management opportunities on public lands for geoscience students and others pursuing careers in STEM fields. This session highlights the scientific accomplishments of these internship programs.

Environmental Geoscience | Geoscience Education | Geoscience Information/Communication

T28. Interdisciplinary Approaches to Assessing Environmental Impact of Mining

JoAnn M. Holloway, Kate M. Campbell, Suzette A. Morman
GSA Environmental and Engineering Geology Division; GSA Geology and Society Division; GSA Hydrogeology Division; Geochemical Society; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session explores interdisciplinary approaches to assessing environmental and human health effects of historical and projected mining activity.

Environmental Geoscience | Hydrogeology | Geochemistry |

T29. Intersections of Sustainability and Geosciences

Leslie North, Robert Brinkmann
GSA Environmental and Engineering Geology Division; GSA Geology and Society Division

Papers are sought for this session on sustainability and the geosciences. The session seeks to highlight works that combine the fields of sustainability and geoscience to examine or educate about environmental and/or societal problems.

Environmental Geoscience | Geoscience Education | Geoscience Information/Communication

T30. Sigma Gamma Epsilon—Undergraduate Research (Posters)

Aaron W. Johnson, James C. Walters
Sigma Gamma Epsilon

The goal of this session is to highlight recent and on-going undergraduate research in a student-friendly forum. The session is open to students and faculty co-authors working in any area of the geosciences.

Environmental Geoscience | Paleontology, Biogeography/Biostratigraphy | Hydrogeology

T31. Water Quality and Aqueous Contaminants

James Besancon, Rudolph Hon, Jessica E. Witt
GSA Environmental and Engineering Geology Division

Water quality protection depends on knowledge of how contaminants enter the water supply. We seek contributions from those analyzing the sources and transport of contaminants in agricultural and public water supplies.

Environmental Geoscience | Geochemistry | Hydrogeology |

T33. Beyond EARTHTIME: Accuracy and a Multi-Chronometer Time Scale

Matthew T. Heizler, Brad S. Singer, Mark D. Schmitz
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

EARTHTIME has entered ultra-high precision geochronology, seeking to unravel complex earth-system processes. Our challenge is to improve the accuracy of each dating method. We will gather to evaluate these challenges and highlight new opportunities.

Geochemistry | Paleontology, Diversity, Extinction, Origination | Volcanology

T35. Contamination and Human Impact Records from Lake and Estuarine Sediment

Johan C. Varekamp
GSA Limnogeology Division; Marine/Coastal Science Discipline; Paleontological Society

Lakes and estuaries carry archival information in their sediment on contaminant fluxes and changes in landscape and hydrology commonly caused by human activities. Reconstruction of pre-anthropogenic conditions aids in evaluating the severity of human impacts.

Geochemistry | Limnogeology | Sediments, Clastic |

T36. Environmental Effects Related to Unconventional Oil and Gas Resources

Anna K. Wendt, David A. Yoxtheimer, Stephen G. Osborn, Owen A. Sherwood
GSA Environmental and Engineering Geology Division; GSA Geology and Society Division

The development of unconventional resources has led to concern for the environment and public health. Research on potential impacts is required because unconventionals are projected to be the largest source of natural gas in the U.S.

Geochemistry | Hydrogeology | Environmental Geoscience |

T37. Excursions, Extinctions, and Environmental Change: New Advances in Geochemical Tools Linked to Critical Intervals of Environmental and Biotic Change in Earth History

Cole T. Edwards, Seth A. Young, Jeremy Owens, Benjamin C. Gill
GSA Sedimentary Geology Division; GSA Geobiology & Geomicrobiology Division; SEPM (Society for Sedimentary Geology); Geochemical Society; Paleontological Society; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session will highlight emerging research that broadens our understanding of the links between paleoenvironmental change, recorded in traditional vs. non-traditional isotopic/elemental proxies, with the paleontological record of extinction and biodiversification within the sedimentary record.

Geochemistry | Paleontology, Diversity, Extinction, Origination | Stratigraphy

T39. Go Small or Go Home: Microbeam Techniques Applied to Igneous, Metamorphic, and Sedimentary Petrology of Earth and Planetary Materials

Kate Souders, Paul J. Sylvester
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division; GSA Planetary Geology Division

We highlight method development and novel application of in-situ microbeam techniques (e.g., EPMA, SEM/TEM/FIB, 3D CT, EBSD, SIMS, LA-[MC]-ICPMS) in Earth and planetary sciences. Presentations on chemical mapping and elemental/isotopic analyses are welcome.

Geochemistry | Planetary Geology | Tectonics/Tectonophysics

T40. Non-Traditional Stable Isotope Fractionation at Extreme Conditions: In Honor of Anat Shahar, 2016 MSA Awardee

Edward Young, Craig Manning
Mineralogical Society of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session is devoted to the continuing development of non-traditional stable isotope systems as tracers of planet formation, differentiation, and subsequent evolution. Studies of stable isotope fractionation applicable to mantle geochemistry, igneous processes, and planetary interiors are appropriate.

Geochemistry | Petrology, Igneous | Planetary Geology

T41. pXRF in the Geosciences: Applications to Environmental, Regional, and Exploration Geology

Lawrence D. Lemke, Ross D. Knight, Samuel Mutiti, Bruce Kjarsgaard
GSA Environmental and Engineering Geology Division; GSA Sedimentary Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geology and Health Division; GSA Limnogeology Division

Significant advances in portable X-ray fluorescence spectrometry during the past decade provide a cost- effective tool for the rapid generation of geochemical data. This session will assemble presentations on pXRF applications, including environmental studies, chemostratigraphy, and mineral deposit exploration.

Geochemistry | Environmental Geoscience | Economic Geology |

T43. Sources, Transport, Fate, and Toxicology of Trace Elements and Organics in the Environment

LeeAnn Munk, David T. Long, W. Berry Lyons
International Association of GeoChemistry; GSA Environmental and Engineering Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Basic and applied research on trace elements and organics in the environment are encouraged. Topics include those that relate to understanding and modeling sources, transport, and fate; human and ecosystem health; and environmental assessment and remediation.

Geochemistry | Environmental Geoscience | Geology and Health |

T44. The Holistic Approach to Landscape Evolution: Incorporating Chronometric Data into the Geologic History of a Region

Dylan Ward, Claire E. Lukens, Melissa A. Foster
GSA Quaternary Geology and Geomorphology Division; Boulder Creek Critical Zone Observatory; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Geochronometers are powerful tools used to quantify rates of landscape evolution, but careful consideration must be given to geologic context and applicable timescales. We encourage contributions that interpret geochronometer results within broader geologic history.

Geochemistry | Geomorphology | Quaternary Geology

T45. Urban Geochemistry

Joel Moore, David T. Long, W. Berry Lyons
International Association of GeoChemistry; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session encourages presentations that qualify and quantify the geochemical and biogeochemical impacts (temporal and spatial) of urbanization and urban activities on soil, water, and air resources as well as on human and ecosystem health.

Geochemistry | Environmental Geoscience | Geology and Health |

T46. Advanced Information Systems and the Geosciences: Visioning the Future

Mary C. Hill, Suzanne A. Pierce, Basil Tikoff
GSA Hydrogeology Division; GSA Geology and Society Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session explores how advanced computing tools, architectures, algorithms, and visualization are transforming geoscience practice and research, making issues that range from hydrology to geologic hazards to planetary science more accessible, understandable, pervasive, and compelling.

Geoinformatics | Geoscience Information/Communication |

T47. Big Data in the Geosciences: In Memory of M. Lee Allison

M. Lee Allison, Leslie Hsu
GSA Geoinformatics Division

Big Data, including small data sets of great variety, complexity, variability, open access, is changing the scientific paradigm and breaking down barriers to discovery, access, and integration of data are reshaping the scientific practice.

Geoinformatics | Geoscience Information/Communication

T48. Current Medical Geology Research on Natural Materials, Outreach, and Education Activities

Saugata Datta, Robert B. Finkelman, Nurdan S. Duzgoren-Aydin, Karen Johannesson
GSA Geology and Health Division; GSA Environmental and Engineering Geology Division; GSA Geology and Society Division; GSA Geoscience Education Division

Inhaled and ingested geologic materials have been causing a major human health impact recently. Contributions are welcome from social activists, medical practitioners, public health disciplines, and medical geologists, among others.

Geology and Health | Environmental Geoscience | Geoscience and Public Policy

T49. Geobiology of Earth-Life Systems

Marc Laflamme, Simon A.F. Darroch, James D. Schiffbauer
GSA Geobiology & Geomicrobiology Division; Paleontological Society

This session seeks to assemble research of graduate students, postdoctoral researchers, and early career faculty with focuses on disentangling the drivers of complex geobiological interactions in both shallow and deep time.

Geomicrobiology | Paleontology, Paleoecology/Taphonomy | Paleontology, Diversity, Extinction, Origination

T51. CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region

Ryan S. Crow, L. Sue Beard, Rebecca Dorsey, Andres Aslan, Eric Kirby, Brandon Schmandt, Lijun Liu, Richard A. Young, P. Kyle House, David L. Shuster
GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Papers are sought that present recent advances on the origin and evolution of the Colorado River system,including the overall Cenozoic tectonic and geomorphic evolution of the western U.S. orogenic plateau and dynamic topography in general.

Geomorphology | Tectonics/Tectonophysics | Geophysics/Geodynamics

T52. Deep Weathering, Ancient Landscapes and Regolith- Dominated Terrains

Ignacio Gonzalez-Alvarez
GSA Quaternary Geology and Geomorphology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group

Regolith-dominated terrains are extensively preserved across many continental regions, especially in the tropics and sub-tropics. The complex weathered profiles in these regions, which reach depths of 30 m to more than 100 m, are the products of multiple weathering events occurring over geologically long timescales.

Geomorphology | Geochemistry | Economic Geology

T53. Floodplain Hydrogeomophology: Dynamics of Sediment, Vegetation, and Organic Matter in Altered and Unaltered Systems

Derek M. Schook, Katherine B. Lininger, Nicholas A. Sutfin
GSA Quaternary Geology and Geomorphology Division; GSA Environmental and Engineering Geology Division; GSA Geobiology & Geomicrobiology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

We encourage abstracts that investigate the timing, distribution, and mechanisms of floodplain creation and reconfiguration with a focus on feedbacks between hydrologic connectivity, floodplain features, and the distribution of vegetation, organic matter, and sediment.

Geomorphology | Environmental Geoscience | Soils |

T54. Geomorphology and Hydrology of Wildland Fires

Daniel Cadol, Francis K. Rengers, Luke McGuire, Joel B. Sankey
GSA Quaternary Geology and Geomorphology Division; GSA Environmental and Engineering Geology Division; GSA Geology and Society Division

This session seeks to bring together researchers studying the processes by which wildland fires affect the timing and magnitude of water, sediment, and pyrogenic debris fluxes and the resulting impacts on downstream communities.

Geomorphology | Environmental Geoscience | Quaternary Geology |

T55. Heterogeneity in Geomorphic Systems: Driving Forces and Landscape Response

Charles M. Shobe, Rachel C. Glade
GSA Quaternary Geology and Geomorphology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session explores landscape evolution in the face of spatially and temporally variable forcings (e.g., tectonics, climate) and heterogeneous rock and sediment properties (e.g., lithology, grain size). We welcome field, modeling, and experimental approaches.

Geomorphology | Quaternary Geology | Sediments, Clastic

T57. Management and Restoration of Fluvial Systems: Rehabilitating or Accommodating Altered Hydrologic and Sediment Regimes

Sara L. Rathburn, L. Allan James, Bruce Rhoads
GSA Quaternary Geology and Geomorphology Division; GSA Environmental and Engineering Geology Division

This session explores the temporal dynamics and spatial breadth of river management and restoration. Historical reconstructions of long-term change, short-term remote sensing change detection, predictive modeling, implementation strategies, and monitoring effectiveness are encouraged.

Geomorphology | Environmental Geoscience |

T58. Morphodynamics and Stratigraphy of Meandering Rivers

Kory Konsoer, Jessica Ann Zinger, Douglas Edmonds
GSA Quaternary Geology and Geomorphology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session welcomes investigations of meandering rivers across all spatial and temporal scales using field-based, numerical, or experimental approaches, as well as studies that focus on the stratigraphy of ancient or modern meandering river systems.

Geomorphology | Sediments, Clastic | Stratigraphy

T59. Paleofloods and Related Fluvial Processes during the Late Quaternary: Reconstructions and Causes

Matthew Therrell, Lisa Davis, Samuel Munoz
GSA Quaternary Geology and Geomorphology Division; American Quaternary Association; Past Global Changes (PAGES) - Floods Working Group; GSA Sedimentary Geology Division

This session aims to bring together scientists with interests in developing and applying a broad array of reconstruction techniques for characterizing the magnitude, frequency, geographic distribution, and causes of paleofloods.

Geomorphology | Quaternary Geology | Paleoclimatology/Paleoceanography |

T60. Quantifying and Interpreting the Role of Climate, Tectonics, and Autogenic Processes in Landscape Dynamics

Kerry Riley, Tammy Rittenour
GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session investigates the interplay between allogenic forcing (climate, tectonics) and autogenic processes (slope/transport thresholds) when interpreting alluvial records. Field-based and experimental studies across time and spatial scales are encouraged.

Geomorphology | Quaternary Geology | Paleoclimatology/Paleoceanography

T61. Quantifying Geomorphic Processes and Rates of Landscape Evolution

Arjun M. Heimsath, Nathaniel A. Lifton, Darryl E. Granger
GSA Quaternary Geology and Geomorphology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session explores how methods such as cosmogenic nuclides, apatite (U-Th)/He thermochronometry, U-series geochemistry, luminescence, and chemical mass balances quantify relationships between climate, tectonics, and erosion.

Geomorphology | Geochemistry | Quaternary Geology

T62. Quantifying Geomorphic Response to Floods: From Geochronologic Methods to High-Resolution Data and State-of-the-Art Models

Joel Sholtes, Nicholas A. Sutfin, John Pitlick
GSA Quaternary Geology and Geomorphology Division

Application of traditional and novel approaches for characterizing the geomorphic impacts of floods within river corridors: advances in science and flood hazard management.

Geomorphology | Engineering Geology | Public Policy |

T63. From Mantle to Landscape: Cenozoic Evolution of the Rocky Mountain

Robert Moucha, Jolante W. van Wijk, Majie Fan
GSA Geophysics Division; GSA Structural Geology and Tectonics Division

This session encourages multidisciplinary studies ranging from mantle to surface processes, from numerical modeling to data collection and analysis to understand the tectonic and landscape evolution of the Rocky Mountains.

Geophysics/Geodynamics | Tectonics/Tectonophysics | Geochemistry

T64. Injection-Induced Earthquakes: Geologic and Operational Constraints, Seismic Hazard, Mitigation, and Societal Impact

William Luther Yeck, Matthew Weingarten
GSA Geophysics Division; GSA Environmental and Engineering Geology Division; GSA Hydrogeology Division

This session encourages studies of injection-induced earthquakes, including cases related to wastewater disposal, hydraulic fracturing, and CO2 sequestration. Of particular interest are case studies that relate geologic and operational constraints to earthquake characteristics or hazard.

Geophysics/Geodynamics | Hydrogeology |

T65. Precambrian Evolution and Mineral Resources of the Midcontinent Rift Region: In Honor of William J. Hinze

Benjamin J. Drenth, Joyashish Thakurta, William F. Cannon
GSA Geophysics Division; Society of Economic Geologists; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Contributions are sought from broad-ranging multidisciplinary studies at various scales that relate to the development of the Midcontinent Rift, surrounding Precambrian rocks, and mineral resources in the region.

Geophysics/Geodynamics | Economic Geology | Precambrian Geology |

T66. Structure and Tectonics of the South-Central United States: Craton to Gulf of Mexico and the Annual George P. Woollard Award Presentation

Jay Pulliam, Harold Gurrola, Kevin L. Mickus, Gregory Dumond, Melanie A. Barnes, G.R. Keller
GSA Geophysics Division

We welcome contributions that shed light on, or formulate important questions regarding, the structure and tectonics of the south-central United States, including results from new data, syntheses of previous studies, and proposals for new studies and data acquisition.

Geophysics/Geodynamics | Structural Geology | Tectonics/Tectonophysics

T68. Geoscience and Engineering Research Applied to the Concept of Deep Borehole Disposal of Radioactive Waste in Continental Basement Rocks

Frank Perry, Kristopher Kuhlman
GSA Environmental and Engineering Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Borehole disposal of radioactive waste in crystalline basement offers the potential to maximize waste isolation. A planned borehole in the U.S. provides an opportunity for the geosciences to test the feasibility of the disposal concept.

Geoscience and Public Policy | Environmental Geoscience | Hydrogeology |

T69. Geoscience, Society, and the Law: Exploring the Legal Problems Entailed with Geologic Research and Practice

James Heller, Susan Stover
GSA Geology and Society Division; Geology and Public Policy Committee

An overview of relevant legal issues pertaining to geologic research, the possible implications for the public, and the means by which the applied professional can mitigate potential problems in the course of their duties.

Geoscience and Public Policy | Public Policy | Geoscience Information/Communication

T70. The Animas River and Beyond: Balancing Science and Policy in Cleaning up America’s Abandoned Mine Lands

Katie Walton-Day, Robert L. Runkel, Brent Lewis
GSA Geology and Society Division; GSA Environmental and Engineering Geology Division; GSA Hydrogeology Division; Geochemical Society; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session merges scientific assessment with policy implications of historical hard-rock mining, with emphasis on the 2015 Gold King Mine event. Abstracts related to the Animas River Basin and other abandoned mine lands are encouraged.

Geoscience and Public Policy | Environmental Geoscience | Geology and Health |

T71. A Centennial Celebration of Geology and Hydrology in the National Parks: Research, Mapping, and Resource Management

Bruce Heise, F. Edwin Harvey, Jason P. Kenworthy
GSA Hydrogeology Division; GSA Geology and Society Division

This session addresses the roles of geology and hydrology in national parks. We seek presentations on geologic and hydrologic research, paleontology, past research experience, and geologic and water resource management in units of the U.S. National Park System.

Geoscience Education | Hydrogeology | Geoscience Information/Communication

T72. Advances in In-Service and Pre-Service K–12 Earth Sciences Teacher Preparation and Professional Development

Suzanne T. Metlay, Mark Abolins
GSA Geoscience Education Division; National Association of Geoscience Teachers; NAGT Teacher Education Division

Innovative approaches in teacher preparation and professional development by two-year and four-year colleges and universities may successfully address the needs of earth science educators, especially in rural or traditionally underserved areas.

Geoscience Education

T73. Bringing Outside In: Incorporating Field Experiences and Project-Based Learning into the Geoscience Classroom

Stephanie Shepherd, Jamie S.F. Levine
GSA Geoscience Education Division; GSA Geology and Society Division

This session focuses on the challenges and successes of integrating field experiences, research opportunities, and project-based learning into the curriculum. Contributions focusing on enhancing student learning through experiences demonstrating the process of science are encouraged.

Geoscience Education

T74. Climate Literacy in Formal and Informal Education, for Policy Makers and the Public, and Measures of Impact

Tamara Shapiro Ledley, Anne U. Gold, Suzanne O'Connell, Mark A. Chandler, Katya Hafich
GSA Geoscience Education Division; CLEAN Network; National Association of Geoscience Teachers; GSA Geology and Society Division; GSA Limnogeology Division

The session will focus on activities (formal and informal education, engagement with decision makers, networks, and the public) and research (education, social, and cognitive) that can extend the reach and effectiveness of climate literacy efforts.

Geoscience Education | Geoscience Information/Communication | Geoscience and Public Policy

T76. Digital Poster Session: Training Preservice Teachers to Apply Digital Technology across the Geoscience Curriculum (Posters)

Declan G. De Paor, Steven J. Whitmeyer, Callan Bentley
GSA Environmental and Engineering Geology Division; GSA Geoinformatics Division; GSA Geology and Society Division; GSA Geoscience Education Division; GSA Hydrogeology Division; GSA Karst Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Planetary Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Sedimentary Geology Division; GSA Structural Geology and Tectonics Division

To attract students into geoscience, we need to spark interest at school. This digital poster session will focus on ways of training pre-service teachers to make effective use of digital technology in geoscience education.

Geoscience Education | Geoinformatics | Geoscience Information/Communication

T77. Disseminating Best Practices and Resources Developed in Education Projects Funded by the National Science Foundation or by Other Federal/State Agencies (Posters)

Jill Singer, Jeffrey G. Ryan

This session seeks to share best practices, lessons learned, and resources developed from geoscience education projects funded by NSF or other agencies. Projects supported by NSF’s Improving Undergraduate STEM Education program (IUSE) are encouraged.

Geoscience Education

T78. Encouraging K9–16 Partnerships in the Geosciences to Maximize Recruitment and Retention Efforts (Posters)

Nazrul I. Khandaker
GSA Geoscience Education Division; GSA Sedimentary Geology Division; GSA Environmental and Engineering Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Geology and Society Division

K9–12 and undergraduate students involved in hands- on general geology, field-based environmental- related research, and improving content knowledge by incorporating experiential learning techniques are encouraged to submit their work. This session is aimed at furthering geoscience education and ensuring recruitment and retention.

Geoscience Education | Environmental Geoscience | Geoscience Information/Communication

T79. Graduate Student Preparation for STEM Workforce

Marilyn J. Suiter, Lina Patino
GSA Geology and Society Division; GSA Geoscience Education Division; GSA Environmental and Engineering Geology Division; International Association for Geoscience Diversity; GSA Student Advisory Council; National Earth Science Teachers Association

How do we measure outcomes of investment in graduate research and education regarding STEM workforce? What is suitable preparation for workers specific skills? This session is a forum for the exploration of STEM education and workforce.

Geoscience Education | Public Policy | Geoscience Information/Communication

T80. Implementing Discovery-Based Research Experiences in Undergraduate Geoscience Courses and Curricula

Laura A. Guertin, Jeffrey G. Ryan, Preston Lee Phillips, Patricia Manley, Jay Labov, Kerry Brenner
Council on Undergraduate Research Geosciences Division; GSA Geoscience Education Division

This session builds on a 2015 convocation report from the National Research Council to address models, evidence, approaches, and challenges with students and university leadership for promoting discovery-based research experiences in the geosciences

Geoscience Education

T81. Increasing Engagement and Improving Learning Outcomes for Geology Students: Using Cognitive Science to Inform Geoscience Teaching and Learning

Shondricka Burrell, Allison J. Jaeger

Research findings in cognitive science can inform the development of effective teaching and learning strategies in the geosciences in three key areas fundamental to the discipline: evidence-based reasoning, conceptual change, and spatial visualization.

Geoscience Education | Geoscience Information/Communication

T82. Methodological Decision Making in Geoscience Education Research

Katherine Ryker, Nicole LaDue, Todd D. Ellis, Kim A. Cheek
GSA Geoscience Education Division; National Association of Geoscience Teachers

Geoscience education research uses quantitative, qualitative, and mixed-methods approaches. Presenters are encouraged to highlight the rationale for methodological decisions and how decisions about research methods impact conclusions that can be drawn from their results.

Geoscience Education | Geoscience Information/Communication

T83. Place as an Organizing Principle in Geoscience Education

Sadredin C. Moosavi, Steven Semken, Diana Dalbotten
In-situ

This session will explore the use of place as an organizing principle for teaching geoscience content while enhancing learner connections to locations in which they live. K–16 and informal educators welcome!

Geoscience Education | History and Philosophy of Geology | Geoscience Information/Communication

T85. Planning to Make a Difference through the Next Generation Science Standards: Part 2 Undergraduate and Teacher Training Initiatives

Michael J. Passow, Belinda E. Jacobs, Carla McAuliffe, Cheryl L.B. Manning
National Earth Science Teachers Association; GSA Geoscience Education Division; National Association of Geoscience Teachers Geo2YC Division; GSA Geology and Society Division

What adaptations should Higher Education and Informal Educational Institutions create to facilitate implementation of the NGSS? How best can teacher preparation programs empower pre- and in-service educators with skills to succeed under the NGSS?

Geoscience Education | Geoscience and Public Policy

T86. Supporting Geoscience Student Transfer Between Institutions and Transitions into the Workforce: Pathways for Success

Eric M.D. Baer, Norlene R. Emerson, Allan Ludman
GSA Geoscience Education Division; National Association of Geoscience Teachers; National Association of Geoscience Teachers Geo2YC Division; GSA Geology and Society Division

Topics might include advising/support strategies; bridge programs; cross-institutional collaborations including recruitment and student research projects, field trips, and 2YC-4YCU faculty interactions; articulation agreements; curricular and extra- curricular experiences, transfer patterns , and impact on broadening access.

Geoscience Education | Geoscience and Public Policy

T87. Supporting Diverse Student Populations: Innovations and Strategies for Geo-Success

René A. Shroat-Lewis, Wendi J.W. Williams
International Association for Geoscience Diversity; GSA Geoscience Education Division; National Association of Geoscience Teachers; National Earth Science Teachers Association; National Association of Geoscience Teachers Geo2YC Division; NAGT Teacher Education Division

This session is aimed at sharing effective geology classroom (fully face2face, hybrid, online formats), laboratory, and field experience strategies for students with disabilities (to include Universal Design applications, too).

Geoscience Education | Geoscience Information/Communication

T89. Bringing the Horse to Water and Getting It to Drink: Obstacles and Innovative Ways of Getting the Religious Public to Consider Scientific Evidence

Carol A. Hill, Gregg R. Davidson
GSA Geology and Society Division; GSA Geoscience Education Division; Paleontological Society

New ways of thinking and approaches to outreach are needed to overcome entrenched science-skepticism among the religious public. Presentations are welcome that go beyond “trying the same thing harder” to make inroads or that provide new insights into the culture.

Geoscience Information/Communication | Geoscience Education | Geoscience and Public Policy

T91. Geologic Maps and Their Derivatives (Posters)

Richard Berg, Holger Kessler, Hazen A.J. Russell, David Soller, Harvey Thorleifson
Association of American State Geologists

This poster session will highlight new geologic maps, mapping programs, and innovations in geological mapping, including data management, Web accessibility, 3D, and applications in water and land management.

Geoscience Information/Communication

T92. Open Data, Open Access: Trends in Geoscience Publications and Data Sources

Christopher A. Badurek
Geoscience Information Society

Open data and open access policies are changing the landscape of geoscience publications as well as sources of geoscience data. This session addresses these impacts on impacts on researchers, government agencies, and academic libraries.

Geoscience Information/Communication | Geoscience and Public Policy | Geoscience Education

T93. Use of Geoscience Data Resources in Education and Research (Posters)

Christopher A. Badurek
Geoscience Information Society

This poster session examines the effective use of geoscience data resources in successful teaching or research activities, including repositories, federal data centers, academic research centers, and/or commercial sources for data visualization, mapping, or analysis.

Geoscience Information/Communication | Geoscience Education

T94. Women and Geology: Who Are We, Where Have We Come From, and Where Are We Going?

Beth A. Johnson
Association for Women Geoscientists; GSA Geology and Society Division

This session explores the roles of women in geology, perceptions on their positions and their work, the challenges faced professionally and personally, and those steps designed to encourage diversity and success among incoming geology students.

Geoscience Information/Communication | History and Philosophy of Geology

T95. Museums at the Forefront of the History and Philosophy of Geology

Gary Rosenberg, Renee M. Clary
GSA History and Philosophy of Geology Division; GSA Geology and Society Division; GSA Geoscience Education Division; History of Earth Sciences Society; Paleontological Society; Paleontological Research Institution

Presentations explore the unique influence of museums on the geosciences and on their place in Western culture since the 17th century, through exhibits for the general public, museum expeditions, collections, and research.

History and Philosophy of Geology | Geoscience Education | Geoscience Information/Communication

T96. The Geology of Art: The Use of Earth-Derived Materials in the Manufacture of Modern and Ancient Art Forms (Posters)

Douglas W. Haywick
GSA Geology and Society Division; GSA Archaeological Geology Division

This topical session will focus on geological materials used in the production of modern and historical art forms including ceramics, glass, castings, sculptures, and paint pigments.

History and Philosophy of Geology | Archaeological Geology |

T97. Unearthing the History of Women in Geosciences

Joanne Bourgeois, Kathleen Lohff, Renee M. Clary
GSA History and Philosophy of Geology Division; History of Earth Sciences Society; GSA Geology and Society Division

This session encourages contributions from the full range of topics concerning the history of women in the geosciences, with examples of the use of this history in classrooms, exhibitions, and social media.

History and Philosophy of Geology | Geoscience Education | Geoscience and Public Policy

T99. A Showcase of Undergraduate Research in Hydrogeology

Kallina M. Dunkle, Christopher S. Lowry, Susan Swanson

This session is designed for undergraduates presenting research and senior theses in the field of hydrogeology. Prizes will be awarded for top presentations. Session concludes with information for undergraduates interested in hydrogeology research.

Hydrogeology | Geoscience Education |

T100. Approaches to Characterizing Groundwater Flow Systems at the Watershed-Scale for Water Management and Regulation

Brian Smerdon, W. Payton Gardner
GSA Hydrogeology Division; International Association of Hydrogeologists; Regional Groundwater Flow Commission; GSA Geology and Society Division

This session will explore characterization techniques and modeling methods to better understand groundwater systems in the context of the watershed-scale hydrologic cycle, with an emphasis on integrating surface water, shallow groundwater, and deep basin-scale groundwater.

Hydrogeology | Environmental Geoscience |

T101. Can't Take the Heat? Temperature as an Indicator and Tracer of Environmental Change

Jeffrey M. McKenzie, Barret L. Kurylyk, Laura K. Lautz, Dylan J. Irvine
GSA Hydrogeology Division

This session examines the use of temperature in environmental geoscience research, including thermal investigations of hydrological processes, cold regions, ecological studies, and climate-change impacts. Both fieldwork and modeling studies will be presented.

Hydrogeology | Environmental Geoscience |

T102. Cycling of Arsenic and Other Associated Trace Elements in Global Geohydrological Systems and Management

Prosun Bhattacharya, Abhijit Mukherjee, Karen Johannesson, Saugata Datta, Mohammad Alauddin
GSA Hydrogeology Division; GSA Geology and Society Division; GSA Geology and Health Division; International Society of Groundwater for Sustainable Development (ISGSD)

Drinking waters worldwide are contaminated with arsenic and other associated trace elements of geogenic origin and contaminate soils and crops; thus, a comprehensive approach for risk assessment is necessary for sustainable mitigation and management.

Hydrogeology | Geology and Health | Environmental Geoscience |

T103. Emerging Contaminants in Water Supplies

Madeline E. Schreiber
GSA Hydrogeology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geology and Society Division

Emerging contaminants include compounds that have not been historically considered contaminants. In this session, we welcome abstracts that address analytical issues, fate and transport behavior, as well as the human and environmental impacts of emerging contaminants.

Hydrogeology | Environmental Geoscience | Geochemistry |

T104. From Pores to Mountains, and Minutes to Millennia: Session Dedicated to the Contributions of Rob Bowman, Fred Phillips, and John Wilson

Jesus Gomez-Velez, M. Bayani Cardenas, Marty D. Frisbee

This session is a celebration of the careers of three eminent New Mexico hydrogeologists: Fred Phillips, John Wilson, and the late Rob Bowman.

Hydrogeology | Environmental Geoscience | Geochemistry |

T107. In-Situ Technologies for Energy Resource Extraction: The Role of Water

Carleton R. Bern, Tanya J. Gallegos
GSA Hydrogeology Division

This session explores water-related issues and research on in situ technologies (e.g., in situ recovery [ISR], borehole hydraulic mining, in situ retorting, in situ steam heating, hydraulic fracturing) for recovering oil, gas, bitumen, uranium, or coal.

Hydrogeology | Energy Geology | Environmental Geoscience |

T108. Interaction of Physical and Biogeochemical Processes at Groundwater–Surface-Water Interfaces in Rivers, Lakes, Estuaries, and Coastal Marine Settings

Richard L. Smith, Sung Pil Hyun, Douglas B. Kent, J.K. Bohlke
GSA Limnogeology Division

Presentations are solicited that identify, quantify, and (or) characterize fluxes across groundwater–surface- water interfaces and the processes that alter or influence water and solute exchange.

Hydrogeology | Geochemistry | Limnogeology |

T109. Karst Hydrology: New Insights of Dynamic Aquifer Systems

Andrew Luhmann, Carol Wicks
GSA Hydrogeology Division; GSA Karst Division; National Cave and Karst Research Institute; Karst Waters Institute

Karst aquifers are dynamic hydrological systems because of conduits and fractures, responsible for producing large physical, chemical, and biological gradients. We welcome studies that improve characterization and insight of hydrological processes in these systems.

Hydrogeology | Karst | Environmental Geoscience |

T110. Landscape Disturbance in Coupled Hydrologic, Ecologic, and Geomorphologic Systems

Brian A. Ebel, Benjamin B. Mirus
GSA Hydrogeology Division

This session focuses on investigations of hydrologic, ecologic, and geomorphologic systems that have been impacted by landscape disturbances. We seek to bridge gaps between disciplines to reveal non-intuitive positive and negative system feedbacks.

Hydrogeology | Environmental Geoscience | Geomorphology |

T111. Polar Changes

W. Berry Lyons
GSA Limnogeology Division

Polar environments are undergoing rapid changes that include cryosphere loss with important geomorphological, hydrological, biogeochemical, and ecological consequences. This interdisciplinary session will explore these changes in both the Arctic and Antarctic.

Hydrogeology | Geochemistry | Geomorphology |

T112. Quantifying Groundwater/Surface Water Interactions in the Field and on the Computer

Andrea E. Brookfield, Christopher S. Lowry, Mark B. Hausner
GSA Hydrogeology Division

This session encourages the submission of abstracts discussing the quantification of water, heat, and/or solute fluxes between surface water and groundwater, with an emphasis on innovative field and modeling-based techniques and unique case studies.

Hydrogeology | Environmental Geoscience | Geochemistry |

T113. Remote Sensing Applications in Hydrology and Geology

R.H. Becker, Mohamed Ahmed
GSA Hydrogeology Division; GSA Geoinformatics Division; GSA Geology and Society Division

Understanding hydrology and geology on regional scales depends upon consistent regional observations. We seek research presentations on applications integrating remote sensing observations with traditional methods in hydrology and geology, especially in data-sparse regions.

Hydrogeology | Geoinformatics | Geoscience and Public Policy |

T115. Advances in Cave and Karst: A Tribute to the Distinguished Career of E. Calvin Alexander Jr.

Yongli Gao, J.M. Feinberg, Daniel H. Doctor
GSA Karst Division; GSA Geobiology & Geomicrobiology Division; GSA Hydrogeology Division; GSA Environmental and Engineering Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Planetary Geology Division; International Association of Hydrogeologist; Karst Waters Institute; Minnesota Groundwater Association; National Cave and Karst Research Institute; National Ground Water Association

This session honors Dr. Calvin Alexander and his contributions in many aspects of cave and karst studies, ranging from hydrogeology, geomorphology, geochemistry, microbiology, resource management, hazard assessment, and extraterrestrial karst.

Karst | Hydrogeology | Environmental Geoscience |

T116. Karst Critical Zone Evolution: The Rapid Responses of Carbonate Systems to Changes in Climate, Sea Level, Groundwater Pumping, and Land Cover/Land-Use

Pamela L. Sullivan, G.L. Macpherson, Jonathan B. Martin, René M. Price
GSA Karst Division; GSA Environmental and Engineering Geology Division; Karst Waters Institute; International Association of GeoChemistry

Karst Critical Zones are governed by rapid carbonate mineral reaction rates; as such, climatic or anthropogenic disturbances that change salinity, vegetation, precipitation, temperature, residence time and/or flow patterns can significantly alter their structure and function

Karst | Geochemistry | Hydrogeology |

T122. A Celebration of Lakes—Past and Present: In Honor of Dan Livingstone

Scott W. Starratt, Johan C. Varekamp
GSA Limnogeology Division; GSA Quaternary Geology and Geomorphology Division; GSA Sedimentary Geology Division; Paleontological Society

This session celebrates lake science for and from a worldwide audience. Lakes are important freshwater reservoirs, and their sediments are archives of global change, pollution, and ecological succession.

Limnogeology | Stratigraphy | Paleontology, Paleoecology/Taphonomy |

T123. From Outcrop to Core: Integrating Paleoenvironmental and Paleoclimatic Records across Time and Space

Catherine C. Beck, Emily J. Beverly, Nathan Rabideaux, Mona Stockhecke
GSA Limnogeology Division; GSA Archaeological Geology Division; GSA Sedimentary Geology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group

Scientific drilling of terrestrial sediments presents new opportunities for paleoenvironmental and paleoclimatic research. The goal of this session is to address the challenges of integrating core and outcrop studies, particularly those associated with paleontological or paleoanthropological records.

Limnogeology | Sediments, Clastic | Quaternary Geology

T124. Lake Deposits on Earth and Mars: In Memory of Elizabeth H. Gierlowski-Kordesch

Jonathan Knapp, Robert V. Demicco, Tim K. Lowenstein
GSA Limnogeology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Lake deposits are the focus of geologic studies on Earth and have now been recognized on Mars. They are crucial for exploration and records for climate change and evolution of life and landscape.

Limnogeology | Sediments, Clastic | Sediments, Carbonates |

T125. Experimental Approaches and Technology in Service of Micropaleontology

Benjamin J. Ross, Caitlin M. Hanley
Paleontological Society; Cushman Foundation; Paleoclimatology/Paleoceanography Discipline; SEPM (Society for Sedimentary Geology); GSA Limnogeology Division

From geochemical approaches to novel imaging techniques, molecular genetics to laboratory experiments, and in situ observations, micropaleontologists utilize many technologies and techniques. We encourage papers demonstrating such methods, especially in understanding recent species.

Marine/Coastal Science | Paleoclimatology/Paleoceanography

T126. Geological Effects of Extreme Storm Events on Small Tropical Island Nations

Lisa E. Park Boush, Michael Savarese, Bosiljka Glumac, Ilya V. Buynevich, H. Allen Curran
GSA Sedimentary Geology Division; STEPPE; SEPM (Society for Sedimentary Geology); Marine/Coastal Science Discipline

This session focuses on the sedimentological, geomorphological, and ecological effects of extreme storm events such as Hurricane Joaquin in the Bahamas and Bermuda (Fall 2015) and similar examples from other tropical island nations.

Marine/Coastal Science | Sediments, Carbonates | Geomorphology |

T127. Geoscience Applications of Diatom Micropaleontology: Celebrating the Career of John A. Barron

Scott W. Starratt, Jason Addison
Paleontological Society; GSA Sedimentary Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Limnogeology Division

This session is dedicated to honoring the career of John Barron of the USGS and celebrating his contributions to Earth science. It will highlight advances in micropaleontology, paleoceanography, and paleoclimatology, and the training of future scientists.

Marine/Coastal Science | Paleontology, Biogeography/Biostratigraphy | Paleoclimatology/Paleoceanography

T128. Gemological Research in the Twenty-First Century: Characterization, Exploration, and Geological Significance of Diamonds and Other Gem Minerals

James E. Shigley, Dona Dirlam, Wuyi Wang, Barbara L. Dutrow, Rodney C. Ewing, Jeffrey E. Post, Steven B. Shirey, William B. Simmons, John Valley
Gemological Institute of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Gemstones are the most recognized, sought after, and highly valued of all minerals. This session focuses on multiple aspects of gems, including exploration, conditions of formation, properties, means of identification, and their intrinsic research value to understanding Earth’s geologic evolution.

Mineralogy/Crystallography | Economic Geology | Geoscience Information/Communication |

T129. Mineralogical Evidence for the Co-Evolution of the Geosphere and Biosphere: In Honor of Robert M. Hazen, 2016 Roebling Medalist

Edward S. Grew, John M. Hughes, Nancy L. Ross, Daniel Hummer
Mineralogical Society of America; Deep Carbon Observatory; GSA Geobiology & Geomicrobiology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Geochemical Society

In honor of Robert M. Hazen, 2016 Roebling Medalist of the Mineralogical Society of America, this session emphasizes Earth’s rich mineralogical record through deep time as key to understanding the co-evolution of the geosphere and biosphere.

Mineralogy/Crystallography | Planetary Geology | Geomicrobiology

T130. Influence of Volcanism on the Evolution of Cretaceous and Paleogene Marine Ecosystems and Climate

Brian T. Huber, Pincelli M. Hull, Kenneth G. MacLeod
Cushman Foundation; Paleontological Society; Mineralogical Society of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Paleontological Research Institution

This session brings together experts from the marine micropaleontology, marine biogeochemistry, global volcanism, and modeling communities to discuss how volcanism influenced changes in past ecosystems, biotic evolution, and global climate during the Cretaceous and Paleogene.

Paleoclimatology/Paleoceanography | Paleontology, Diversity, Extinction, Origination | Volcanology

T131. Marine and Terrestrial Records of Extreme Climates and Extinction: Making Sense of Similarities and Differences

Julio Sepúlveda, Kathryn E. Snell
GSA Soils and Soil Processes Interdisciplinary Interest Group; GSA Limnogeology Division; Paleontological Society; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Paleoclimate records that span extinction events provide insight into the role of global environmental perturbations on marine and terrestrial ecosystems. We welcome studies that explore the mechanisms behind global perturbations and/or records of ecosystem response.

Paleoclimatology/Paleoceanography | Paleontology, Diversity, Extinction, Origination | Geochemistry

T132. Microfossil Proxies in Earth History (Posters)

Miriam E. Katz, Laurel S. Collins
Cushman Foundation; Geochemical Society; Paleontological Research Institution; Paleontological Society; GSA Limnogeology Division

This session brings together marine and terrestrial microfossil proxy-based research (assemblages, geochemistry, modern analogs) to improve our understanding of evolving oceans, land, and climate through Earth history and the floral/faunal responses to those changes.

Paleoclimatology/Paleoceanography | Paleontology, Biogeography/Biostratigraphy | Paleontology, Paleoecology/Taphonomy

T133. New Views of the Paleocene-Eocene Thermal Maximum

Kenneth G. Miller, Miriam E. Katz
Cushman Foundation; Geochemical Society; Paleontological Society; Paleontological Research Institution; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session explores new evidence for the rate and cause of the Paleocene Eocene thermal maximum and attendant carbon isotopic excursion, focusing on intriguing links between impact events and volcanism and geochemical and paleontological responses.

Paleoclimatology/Paleoceanography | Geochemistry | Volcanology

T135. Timing, Drivers, and Marine and Terrestrial Ecosystem Responses to the Cretaceous-Paleogene Extinction Event

Andrew Flynn, Caitlin E. Leslie, Daniel J. Peppe
Paleontological Society; GSA Sedimentary Geology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group; Society of Vertebrate Paleontology

This session will focus on Late Cretaceous and early Paleocene marine and terrestrial ecosystems, paleoclimate, paleoecology, sedimentology, and stratigraphy, and how they were affected by the Cretaceous-Paleogene extinction event.

Paleoclimatology/Paleoceanography | Paleontology, Diversity, Extinction, Origination | Stratigraphy

T136. Across Space and through Time: Understanding Evolution and Ecology Using Biogeography

Alexander M. Dunhill, Erin E. Saupe
Paleontological Society; Paleontological Research Institution; Palaeontological Association

This session will explore the impact of a dynamic planet on biogeography, with topics including the maintenance and origin of biodiversity, the influence of plate tectonics on diversification, and dynamics of species’ distributions through time.

Paleontology, Biogeography/Biostratigraphy | Paleontology, Diversity, Extinction, Origination | Paleontology, Paleoecology/Taphonomy

T137. Conodonts from Shallow Water and Related Environments: In Honor and Memory of Bruce Wardlaw

F. Nicole Peavey, Steven J. Rosscoe
Paleontological Society; The Pander Society

This Pander Society topical session and meeting is open to all conodont-related talks, with particular attention paid this year to paleobiologic and sequence biostratigraphic characteristics of conodonts of shallow water environments.

Paleontology, Biogeography/Biostratigraphy | Paleontology, Paleoecology/Taphonomy | Paleontology, Diversity, Extinction, Origination

T138. Fossil Specimens 0's and 1's: Databases, Standards, & Mobilization

Talia S. Karim, Holly Little, Amanda Millhouse, Gil Nelson, Shelley James
Paleontological Society; iDigBio; STEPPE; University of Colorado Museum of Natural History; Smithsonian National Museum of Natural History; Paleontological Research Institution Department of Paleobiology

This session will focus on innovations and best practices related to paleontology/geology digitization and data transcription efforts. Talks on databases, data management, standards, schemas, and mobilization of research-quality data through online aggregators, are welcome.

Paleontology, Biogeography/Biostratigraphy | Geoinformatics | Paleoclimatology/Paleoceanography

T139. High-Precision Geochronological Constraints on the Geologic History of Dinosaur Evolution

Jahandar Ramezani, David E. Fastovsky
Paleontological Society; SEPM (Society for Sedimentary Geology); GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Paleontological Research Institution

This will be an interdisciplinary session highlighting recent advances in high-resolution geochronology (radioisotopes, cyclostratigraphy, magnetostratigraphy) applied to the Mesozoic origin, radiation, and extinction of Dinosauria, the temporal calibration of its fragmented fossil record, and their evolutionary implications.

Paleontology, Biogeography/Biostratigraphy | Stratigraphy | Geochemistry

T140. Evolution, Development, and Paleogenomics

David J. Bottjer, Jeffrey R. Thompson
Paleontological Society; Paleontological Research Institution

This session will address recent advances in the integration of developmental, genomic, and paleontological approaches to address evolutionary questions. Topics will include interdisciplinary projects combining paleontology with molecular biology, development, and genomics.

Paleontology, Diversity, Extinction, Origination | Paleontology, Phylogenetic/Morphological Patterns

T142. Past and Present Global Biotic Crises: From Microbes to Megafauna

Elsbeth E. van Soelen, Richard J. Twitchett, Wolfram Michael Kürschner
Paleontological Society; Palaeontological Association: STEPPE

This session will explore biodiversity changes associated with major extinction events, including the present one. We welcome contributions addressing ecological changes in marine and terrestrial ecosystems, including studies of macro- and micropaleontology, palynology, and organic geochemistry.

Paleontology, Diversity, Extinction, Origination | Paleontology, Paleoecology/Taphonomy | Geochemistry

T143. The Early Paleozoic World: Radiations, Extinctions, and Paleoenvironmental Change

Matt Saltzman, Stephen Leslie, Erik A. Sperling
Paleontological Society; Paleontological Research Institution

This session will examine the Early Paleozoic world: Radiations, extinctions, and paleoenvironmental change.

Paleontology, Diversity, Extinction, Origination | Paleoclimatology/Paleoceanography | Geochemistry

T144. The Permian-Triassic Crisis and Its Aftermath: Biotic, Climatic, and Environmental Upheavals

Hugo Bucher, Thomas J. Algeo, Peter Roopnarine
Paleontological Society; Paleontological Research Institution

This multidisciplinary session aims at a better understanding of the nature of environmental perturbations and of the evolutionary responses of repeatedly and profoundly disturbed ecosystems during the Permian-Triassic transition.

Paleontology, Diversity, Extinction, Origination | Paleoclimatology/Paleoceanography | Geochemistry

T145. Volcanism, Mass Extinctions, and Environmental Change

Thierry Adatte, Stephen E. Grasby, Gerta Keller, Blair Schoene
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology); Paleontological Society; Paleontological Research Institution

Important new data and observations increasingly link four of the five major mass extinctions directly to LIPs, as well as PETM and OAEs, particularly based on the fields of paleontology, stratigraphy, geochronology, geochemistry, climate, sedimentology, mineralogy, and volcanology.

Paleontology, Diversity, Extinction, Origination | Stratigraphy | Volcanology

T147. Height, the Elusive Third Dimension of Terrestrial Ecosystems: New Approaches for Determining the Structure and Complexity of Ecosystems on Land in Deep Time

Richard S. Barclay, Heather V. Graham, Regan E. Dunn
GSA Geobiology & Geomicrobiology Division; Paleontological Society; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology); Paleontological Research Institution

We will gather a diverse set of scientists who apply novel approaches to the fossil record of plants and animals, stable isotopes, and sediments to assess the structure of vegetation in forests in deep time.

Paleontology, Paleoecology/Taphonomy | Geochemistry | Paleontology, Biogeography/Biostratigraphy

T148. Making Paleoecology Relevant to the Twenty-First Century

Larisa R.G. DeSantis, Samantha S.B. Hopkins
Paleontological Society; Paleontological Research Institution

The study of ancient ecosystems is critical to our understanding of the present. Paleoecological studies of broad relevance to understanding biotic responses to environmental and climate changes are explicitly discussed.

Paleontology, Paleoecology/Taphonomy | Paleontology, Phylogenetic/Morphological Patterns | Paleontology, Biogeography/Biostratigraphy

T149. Mesozoic Ergs of the Colorado Plateau and Adjacent Areas: Genesis, Paleoenvironments, Paleogeography, Paleontology, and Paleoclimate

Judith Totman Parrish, Stephen M. Rowland, Marjorie A. Chan, Stephen T. Hasiotis
SEPM (Society for Sedimentary Geology); GSA Sedimentary Geology Division; Paleontological Society

The large-scale ergs and related environments of the Mesozoic Colorado Plateau have been a source of controversy and interest for decades. The session focuses on advances in sedimentology/stratigraphy, paleoclimate, paleoecology, and paleogeography of these features.

Paleontology, Paleoecology/Taphonomy | Sediments, Clastic | Paleoclimatology/Paleoceanography

T150. Topics in Paleoecology: Modern Analogues and Ancient Systems

Carolyn M. Furlong, Gary J. Motz, Amelinda E. Webb
Paleontological Society; Paleontological Research Institution

Highlighting the diversity of paleoecological research, this session is organized within the framework of biotic interactions/predation, community/organismal ecology, and fidelity/conservation paleobiology to showcase insights into the co-evolution of Earth and life.

Paleontology, Paleoecology/Taphonomy | Paleontology, Diversity, Extinction, Origination | Paleontology, Phylogenetic/Morphological Patterns

T151. New Approaches to Phylogenetic Paleobiology

David W. Bapst, Melanie Hopkins, April Wright, David F. Wright
Paleontological Society; Paleontological Research Institution

This session will highlight novel methods, statistical approaches and research that infer phylogenies of fossil taxa, date divergences between clades, or utilize branching relationships among fossil lineages to test evolutionary hypotheses.

Paleontology, Phylogenetic/Morphological Patterns | Paleontology, Diversity, Extinction, Origination | Paleontology, Biogeography/Biostratigraphy

T152. Troubles and Triumphs with Fossil Phylogenies

Jennifer E. Bauer, Adriane R. Lam, Sarah L. Sheffield
Paleontological Society; Paleontological Research Institution

The objective of this session is to highlight the advances made in recent years in fossil phylogenetics and to discuss the difficulties and successes in overcoming implementation of deep-time phylogenies in new statistical methods.

Paleontology, Phylogenetic/Morphological Patterns

T153. Alkaline Rocks: In Honor and Memory of Daniel S. Barker

Don F. Parker, John C. White, Kevin M. Urbanczyk, Leon E. Long
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Daniel S. Barker was an enthusiastic and long-term contributor to our knowledge concerning the origin, evolution, geochemistry, and mineralogy of alkaline rocks. This session will honor his achievements.

Petrology, Igneous | Mineralogy/Crystallography | Geochemistry

T154. Recent Advances in Understanding Magmatism along and within the Northern North American Cordillera

Matthew E. Brueseke, Jeff Benowitz, Jeffrey M. Trop, Paul W. Layer
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Geochemical Society; GSA Structural Geology and Tectonics Division

Magmatism in the northern Cordillera is the result of diverse tectonic phenomena, including subduction, strike- slip, and extensional processes along convergent and transform margins. This session highlights research in the northern Cordillera aimed at understanding links between magmatism and plate tectonic processes.

Petrology, Igneous | Tectonics/Tectonophysics | Structural Geology

T155. Fifty Years of Innovation in Petrology and Orogenic Systems: A Tribute to Lincoln Hollister

Harold Stowell, Bernardo Cesare, Lukas Baumgartner
GSA Structural Geology and Tectonics Division; Mineralogical Society of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session highlights new developments in metamorphic petrology and tectonics that build on fundamental contributions made by Lincoln Hollister. We seek contributions that enhance our understanding of metamorphic rocks, orogenic systems, and crustal growth.

Petrology, Metamorphic | Petrology, Igneous | Tectonics/Tectonophysics

T157. Mineral Equilibria, Fluid Flow and Metamorphism: A Celebration of John Ferry's Career

Sarah Penniston-Dorland, Gregory Dipple, Douglas Rumble III, Sarah K. Carmichael
Mineralogical Society of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session will focus on mineral equilibria, the composition of metamorphic fluids, determination of fluid fluxes in metamorphic environments, and the pathways taken by metamorphic fluids.

Petrology, Metamorphic | Geochemistry | Mineralogy/Crystallography

T158. Partitioning of Chlorine and Associated Halogens between Minerals, Melts, and Brines

David M. Jenkins, Eric L. Johnson, James D. Webster, Francis McCubbin
Mineralogical Society of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session encourages abstracts dealing with the interaction of chlorine and associated halogens between minerals, melts, and brines toward understanding the concentrations, cycling, and evolution of chlorine-bearing fluids and melts in terrestrial and planetary settings.

Petrology, Metamorphic | Petrology, Igneous | Planetary Geology

T159. Ceres' Surface Composition as an Indication of Interior Evolution

Jennifer E.C. Scully, Thomas B. McCord, Debra L. Buczkowski, David A. Williams
GSA Planetary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

The aim of this session is to weave together geochemical, mineralogical, geological and geophysical studies into a coherent evolutionary history of dwarf planet Ceres.

Planetary Geology | Geochemistry | Geophysics/Geodynamics

T160. Friends of Hoth: Satellites of the Outer Solar System

D. Alex Patthoff, Emily S. Martin
GSA Planetary Geology Division; GSA Structural Geology and Tectonics Division

We seek abstracts relating to surface, structural, and tectonic processes; interior and thermal evolution; and planetary analogs as they pertain to solid bodies in the outer solar system. This includes experimental, observational, and theoretical approaches.

Planetary Geology

T161. From Bouncing Grains to Cemented Sandstones: Aeolian Processes and Stratigraphy in the Solar System

Mathieu G.A. Lapôtre, Christy Swann, R. Aileen Yingst
GSA Planetary Geology Division; GSA Sedimentary Geology Division

Wind is an important agent of sediment transport on many planetary bodies. This session seeks contributions to our understanding of aeolian processes and how they inform our interpretation of sedimentary rocks in the Solar System.

Planetary Geology | Geomorphology | Sediments, Clastic

T162. From Stardust to Planets: A Geological Tour of the Career of Harry Y. McSween Jr.

Tasha Dunn, Rhiannon Mayne
GSA Planetary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session will highlight the career of Hap McSween and his contributions to the field of planetary geology. Topics of interest include meteorites (chondrites, HEDs, and SNCs), small bodies (Vesta), and Martian surface petrology.

Planetary Geology | Petrology, Igneous | Geochemistry

T163. Frontiers in Geochronology: Ancient Systems and Planetary Environments

Dina M Bower
GSA Planetary Geology Division

Geochronology, the calibration of the timing of geologic processes or events, encompasses a wide range of analytical techniques. This session explores the most current advances in geochronology with applications to ancient Earth and exoplanetary systems.

Planetary Geology | Geochemistry | Precambrian Geology

T165. Impact Cratering on Earth and throughout the Solar System

Christian Koeberl, Jeffrey Plescia
GSA Planetary Geology Division; GSA Geophysics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Quaternary Geology and Geomorphology Division

This session focuses on the nature of impact craters and processes on Earth and other planets. We solicit contributions regarding shock processes, modeling, geology, and airbursts. Comparisons among different size and composition bodies are encouraged.

Planetary Geology | Geochemistry | Tectonics/Tectonophysics

T166. Large Igneous Provinces (LIPs) in the Solar System

Tracy K.P. Gregg, Richard E. Ernst
GSA Planetary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Large Igneous Provinces Commission of the International Association of Volcanology and Chemistry of the Earth's Interior (IAVCEI)

Large Igneous Provinces (LIPs) are common on Earth and the terrestrial planets. This session explores the differences and similarities of LIPs throughout the Solar System.

Planetary Geology | Volcanology | Petrology, Igneous

T167. Mineral Spectroscopy—Harnessing Energy to Probe Solid Bodies in the Solar System: The G.K. Gilbert Award Session

Debra L. Buczkowski, Rachel L. Klima
GSA Planetary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

We encourage abstract submissions related to mineral spectroscopy, from fundamental laboratory work and modeling through applications using remotely sensed data from orbiters, telescopes, or landers.

Planetary Geology | Mineralogy/Crystallography | Geochemistry

T168. Past and Present Biosignature Recognition on Earth, Mars, and Beyond

Sally L. Potter-McIntyre, Tom M. McCollom, Charity Phillips-Lander
GSA Planetary Geology Division; GSA Sedimentary Geology Division; Paleontological Society

Diagnosing and interpreting biosignatures is dependent on whether the biota is extant or preserved in the rock record. This forum will discuss advances in the search for life on Earth, Mars, and other planetary bodies.

Planetary Geology | Geochemistry | Sediments, Carbonates

T169. Planetary Geologic Mapping: Exploring the Solar System

Debra L. Buczkowski, David A. Williams
GSA Planetary Geology Division

We encourage abstract submissions related to the description of the geologic mapping (and subsequent analysis) of solid solar system bodies, including the terrestrial planets, moons, and asteroids.

Planetary Geology

T170. Sedimentary Records in the Solar System

R. Aileen Yingst, Melissa S. Rice, Sanjeev Gupta
GSA Planetary Geology Division; GSA Sedimentary Geology Division

This session explores analysis of sedimentary records to decipher surface processes and geological evolution to better understand how reading the sediment record can inform on particulate and fluid flow on planetary surfaces.

Planetary Geology | Sediments, Clastic | Stratigraphy

T172. Tectonic, Volcanic, and Volcanotectonic Processes on Rocky Planetary Bodies

Paul K. Byrne, Christian Klimczak
GSA Planetary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session solicits abstracts on tectonic, volcanic, or volcanotectonic landforms or processes on Solar System rocky bodies, and encompasses surface geology, interior and thermal evolution, and comparative planetary studies with observational, experimental, or theoretical approaches.

Planetary Geology | Tectonics/Tectonophysics | Volcanology

T173. The Evolution of Mars from Mantle through Crust: New Views from Petrology and Geochemistry

Arya Udry, Juliane Gross
GSA Planetary Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

This session solicits abstracts addressing magmatic processes involving the evolution of the martian mantle and crust through petrological and geochemical analyses of martian meteorites, laboratory experiments, and spacecraft data.

Planetary Geology | Petrology, Igneous | Geochemistry

T174. The Geology of Dwarf Planet Ceres

Debra L. Buczkowski, Jennifer E.C. Scully, Thomas B. McCord, David A. Williams
GSA Planetary Geology Division

We encourage abstract submissions related to geomorphic, geophysical, and topographic studies of Ceres, including analyses of Dawn data, telescopic observations, and/or numerical models.

Planetary Geology

T175. Aeolian Processes in Time and Space: Evidence from Landforms and Sediments

Alan F. Halfen, Nicholas Lancaster, William C. Johnson, Tammy M. Rittenour, Ryan Ewing
GSA Quaternary Geology and Geomorphology Division; International Society for Aeolian Research; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session will explore research focused on all aspects of aeolian processes and landforms including, but not limited to, geochronological studies and other empirical, theoretical, and applied perspectives.

Quaternary Geology | Geomorphology | Sediments, Clastic

T177. Insights and Challenges for Geomorphic, Geologic, and Paleoseismic Investigations in the Rocky Mountain–Central U.S. Transition Region (New Mexico, Colorado, Wyoming, and Montana)

Mark S. Zellman, Dean Ostenaa, Richard W. Briggs, Will Levandowski
GSA Quaternary Geology and Geomorphology Division; GSA Structural Geology and Tectonics Division; GSA Environmental and Engineering Geology Division; Association of Environmental and Engineering Geologists; Association of Environmental and Engineering Geologists-Rocky Mountain Section; Colorado Geological Survey; Colorado Scientific Society

We look for submissions to highlight new findings and approaches related to the Quaternary tectonics and geomorphology in the Rocky Mountain–CEUS transition region of inherited structure, neo-tectonic transition, low fault- slip rates, and geomorphic diversity.

Quaternary Geology | Geomorphology | Tectonics/Tectonophysics

T179. Quaternary Geochronometers: Applications of Multi- Technique Approaches in Geomorphology and Archeology

Harrison Gray, Kerry Riley, Michelle Summa Nelson
GSA Quaternary Geology and Geomorphology Division; GSA Archaeological Geology Division

This session investigates the use of multiple geochronometers to reconstruct the timing of Earth's surface processes. We encourage research that applies Quaternary geochronologic dating techniques and discusses concordance and inconsistencies in the data.

Quaternary Geology | Geomorphology | Archaeological Geology

T180. The Legacy of Herbert E. Wright, Jr.: Seminal Contributions toward Understanding Interactions among Quaternary Climate, Landscape Processes, Vegetation, and Human Society

Emi Ito, Daniel R. Engstrom, Cathy Whitlock, Julie K. Stein
American Quaternary Association; GSA Archaeological Geology Division; GSA Limnogeology Division; GSA Quaternary Geology and Geomorphology Division

This session honors the contributions of Herbert E. Wright, Jr. (1917-2015) to our understanding of Quaternary environments and climate. Wright helped establish Quaternary science as a viable and important discipline in North American universities.

Quaternary Geology | Limnogeology | Archaeological Geology

T181. Undergraduate Research Talks: The Next Step in Student Research Projects

Jacqueline A. Smith, Bradley G. Johnson, Edward C. Hansen
Council on Undergraduate Research Geosciences Division; GSA Quaternary Geology and Geomorphology Division; GSA Structural Geology and Tectonics Division; GSA Limnogeology Division; GSA Geoscience Education Division

This session provides a venue for undergraduate students and recent graduates to present talks on completed research projects. Students may submit abstracts for research projects in any subdiscipline of geology, earth science, or environmental science.

Quaternary Geology | Structural Geology | Environmental Geoscience

T184. New Insights to the Dynamics of Stratigraphy and Sedimentation (Posters)

Gary L. Gianniny, Vitor Abreu
GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session welcomes student scientific contributions on sedimentary geology. Topics can range broadly from studies of ancient to modern sediments, carbonates to clastics, and sedimentary processes and their products in the geologic record.

Sediments, Carbonates | Sediments, Clastic | Marine/Coastal Science

T186. Combining Sedimentology, Ichnology, and Paleontology to Refine Spatiotemporal (Paleo)Environmental Interpretations and Clarify Salinity-Discharge Fluctuations along Modern and Ancient Complex Coastlines

Peter P. Flaig, Stephen T. Hasiotis
Paleontological Society; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session brings together sedimentologists, ichnologists, and paleontologists engaged in collaborative research that benefits from the refinement of paleoenviromental interpretations across the marine- continental transition. Discussions of both deep-time successions and modern environments along complex coastlines will be considered.

Sediments, Clastic | Paleontology, Biogeography/Biostratigraphy | Stratigraphy

T187. Deep-Marine Sedimentary Environments: Linking Depositional Processes, Geomorphology, and the Sedimentary Record

Zane R. Jobe, Lauren E. Shumaker, Katherine Coble
SEPM (Society for Sedimentary Geology); Marine/Coastal Science Discipline; GSA Sedimentary Geology Division

We solicit contributions over diverse spatiotemporal scales (bedforms to continental margins) using field data (outcrop, seafloor, subsurface) and/or modeling approaches that investigate linkages between submarine geomorphology, depositional processes, and stratigraphy in a source to sink framework.

Sediments, Clastic | Stratigraphy | Geomorphology

T190. Modern and Ancient Sediment Transport on Earth and Planetary Surfaces

Robert C. Mahon, Sheila Trampush, Thomas Ashley
GSA Sedimentary Geology Division; GSA Planetary Geology Division; SEPM (Society for Sedimentary Geology)

Sediment transport systems are intrinsically coupled to the evolution of earth and planetary surfaces. This session seeks presentations on sediment transport in both modern and ancient settings—from theoretical, experimental, and field investigations.

Sediments, Clastic | Stratigraphy | Planetary Geology

T191. Mud, Mud, Glorious Mud: Advances in Stratigraphic, Sedimentologic, Geochemical, and Geomechanical Analyses of Fine-Grained Lithologies

Bryan W. Turner, Roger M. Slatt, Harry Rowe
GSA Sedimentary Geology Division; GSA Energy Geology Division; SEPM (Society for Sedimentary Geology)

Recent advances in technology have enabled workers to efficiently and accurately analyze mudrock properties with increasingly fine-scale resolution. This session highlights new avenues of research that further demonstrate the inherent variability within so-called “homogenous” mudrocks.

Sediments, Clastic | Stratigraphy | Geochemistry

T193. Sedimentary Basins

Diane L. Kamola
GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Current research associated with a broad spectrum of topics relating to sedimentation, stratigraphy and tectonics of sedimentary basins.

Sediments, Clastic | Stratigraphy | Tectonics/Tectonophysics |

T194. The Context of Our Origins: Geological Studies of Old World Fossil Primate and Hominin Sites

Cynthia M. Liutkus-Pierce, Christopher J. Campisano, Christopher J. Lepre
GSA Sedimentary Geology Division; GSA Limnogeology Division; GSA Archaeological Geology Division; SEPM (Society for Sedimentary Geology); GSA Quaternary Geology and Geomorphology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Paleontological Society

This session will showcase research that reconstructs the context (age, climate, environment, etc.) of primate, hominin, and human sites with particular emphasis on the Old World.

Sediments, Clastic | Quaternary Geology | Soils

T196. The Other Red Planet: Terrestrial Environments and Climates from the Permian and Triassic

Kathleen C. Benison, Jonathan Knapp
GSA Sedimentary Geology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group; SEPM (Society for Sedimentary Geology)

This session aims to bring together geoscientists applying diverse methodologies to the study of Permian-Triassic terrestrial sedimentary rocks and to serve as a catalyst for collaboration and discovery about Pangean environments and climates.

Sediments, Clastic | Paleoclimatology/Paleoceanography | Soils

T198. Beneath Da Vinci’s Feet: The Multidisciplinary World of Soil Science

Emma Jayne Harrison, Madelyn S. Percy
GSA Hydrogeology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group

An exploration of new, interdisciplinary approaches to the study of soil formation and the distribution of soil nutrients in a variety of climates, biomes, and parent material types.

Soils | Hydrogeology | Environmental Geoscience

T201. Cenozoic Geology of the Great Plains: Toward an Integrated Understanding of a Sedimentary, Paleoecologic, and Geohydrologic System

David L. Fox, Greg A. Ludvigson
SEPM (Society for Sedimentary Geology); GSA Geology and Society Division; GSA Hydrogeology Division; GSA Sedimentary Geology Division; GSA Soils and Soil Processes Interdisciplinary Interest Group; National Ground Water Association

This session examines the stratigraphy, sedimentology, geochronology, hydrogeology, and environmental evolution of the Cenozoic Great Plains succession in the context of sediment sources in the Cordillera and sinks in the Gulf of Mexico.

Stratigraphy | Sediments, Clastic | Hydrogeology |

T202. Detrital Zircons on the North American Continental Interior

William A. Thomas, George Gehrels, Emily S. Finzel, Brian A. Hampton
GSA Sedimentary Geology Division; GSA Structural Geology and Tectonics Division; SEPM (Society for Sedimentary Geology)

Detrital zircons document the tectonic components of sediment sources, as well as dispersal pathways across the North American continental interior during the past 1.3 billion years. Contributions will address various scales, ages, and locations of dispersal systems.

Stratigraphy | Sediments, Clastic | Tectonics/Tectonophysics

T203. Dynamics of Continental Margin Sedimentation

Fabien J. Laugier, Jeremiah D. Moody
GSA Sedimentary Geology Division; Marine/Coastal Science Discipline; Paleoclimatology/Paleoceanography Discipline; SEPM (Society for Sedimentary Geology)

This session will present studies on modern and ancient continental margin systems with a focus on deposition on continental margins, dynamics controlling sediment storage and distribution, and stratigraphic response to changes in climate.

Stratigraphy | Sediments, Clastic | Energy Geology

T205. The Colorado Scientific Society III: From the Mountains to the Plains—New Concepts and Discoveries in Colorado and the Rocky Mountain Region

Lisa Rae Fisher, Libby Prueher
Colorado Scientific Society; Colorado Geological Survey; GSA Quaternary Geology and Geomorphology Division; GSA Structural Geology and Tectonics Division

Colorado and the surrounding Rocky Mountain region is a geology wonderland. The region is rich in geologic history, yet there is always something new. Join us for presentations and discussion to find out what’s happening.

Stratigraphy | Structural Geology | Geomorphology

T206. The Effects of Discharge Variability on Alluvial Stratigraphy: Toward a New Facies Model

Evan Jones, Peter P. Flaig, Brady Z. Foreman
SEPM (Society for Sedimentary Geology); GSA Sedimentary Geology Division

Submissions focusing on the stratigraphic expression of strong discharge variability ranging from geochemical variability at the lamination-scale in paleosols to changes in depositional architecture at the scale of the entire fluvial system are welcomed.

Stratigraphy | Sediments, Clastic | Soils

T207. Best Student Geologic Mapping Competition (Posters)

Douglas Howard, Michael Marketti
U.S. Geological Survey National Cooperative Geologic Mapping Program; Association of American State Geologists; GSA Foundation; American Geosciences Institute; American Institute of Professional Geologists; Journal of Maps

Students will present their research through geologic mapping projects that have a significant field component that addresses scientific or societal issues. The top three geologic maps will be awarded.

Structural Geology | Stratigraphy | Geomorphology

T208. Deconstructing Damage: Holistic Perspectives on the Spatiotemporal Evolution of Brittle Fault Zones

James Kirkpatrick, Alexis K. Ault, Ram Weinberger, John P. Craddock, Jonathan Saul Caine
GSA Structural Geology and Tectonics Division; GSA Geophysics Division; U.S. Geological Survey; Geological Survey of Israel; GSA Hydrogeology Division

This session highlights interactions among mechanical, thermal, and chemical processes as brittle fault zones grow and mature. Contributions integrating field, analytical, geophysical, numerical, and experimental studies providing holistic views of fault zones are encouraged.

Structural Geology | Tectonics/Tectonophysics | Geophysics/Geodynamics

T209. Earth History in the Broadest Context—Ophiolites, Global Tectonics, and Public Awareness of Earth Science: Celebrating the Contributions of Eldridge Moores

John Wakabayashi, Yildirim Dilek
GSA Structural Geology and Tectonics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geophysics Division; GSA International/International Interdisciplinary Interest Group; GSA History and Philosophy of Geology Division; GSA Geology and Society Division; GSA Geoscience Education Division

Honoring the distinguished career of Eldridge Moores, we encourage the international geoscience community to contribute original overview and policy papers in global tectonics, Earth history, science for society, public awareness, and geoscience education.

Structural Geology | Tectonics/Tectonophysics | History and Philosophy of Geology

T210. Folds and Folding: Form, Process, and Consequences

Juliet G. Crider, Andreas Eckert
GSA Structural Geology and Tectonics Division

We seek contributions examining the form of folds and processes of folding, including studies that investigate the causes and consequences of folding in the contexts of tectonic history, crustal deformation, landscape evolution, or fluid migration.

Structural Geology | Geomorphology | Energy Geology |

T211. Large-Scale Continental Extensional Tectonics

Ibrahim Çemen, Spyridon Pavlides
GSA Structural Geology and Tectonics Division

This session will bring together researchers studying extensional tectonics and associated structures in different parts of the world and provide a formal discussion for understanding many important questions related to tectonic evolution of extended terrains.

Structural Geology | Tectonics/Tectonophysics | Geophysics/Geodynamics

T212. Multifaceted Approaches to Understanding Fluid-Fault Interactions in Natural Resources and Geologic Hazards

Randolph T. Williams, Elizabeth S. Petrie, Kelly Bradbury, Nick M.W. Roberts
GSA Structural Geology and Tectonics Division; GSA Hydrogeology Division; GSA Energy Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Society of Economic Geologists; GSA Geology and Society Division

We welcome abstracts focused on multifaceted research related to fluid flow, deformation, and mineralization associated with crustal faulting and fracturing. Research related to groundwater, hydrocarbons, sequestration, mineral deposits, landslides, and seismicity is particularly encouraged.

Structural Geology | Hydrogeology | Energy Geology |

T213. Structure and Tectonics of Mesoproterozoic Basins

James W. Sears, John S. MacLean
Belt Association; GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

Mesoproterozoic basins provide important windows into Earth evolution. The session will highlight recent research into these basins in the USA, Canada, and worldwide.

Structural Geology | Tectonics/Tectonophysics | Precambrian Geology

T214. Along-Strike Variations in Mountain Belts: Why Are They Important and What Causes Them?

Yvette D. Kuiper, Steven J. Whitmeyer, Christopher M. Bailey, H. Daniel Gibson, Jonathan S. Caine
GSA Structural Geology and Tectonics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Sedimentary Geology Division

Mountain belts, including the Appalachians and the Cordillera, typically display orogen-parallel variations in tectonic style that are important in the evolution of continental lithosphere. Contributions from orogenic to local scales are encouraged.

Tectonics/Tectonophysics | Structural Geology

T215. Applications of Geochronology and Thermochronology for Understanding the Tectonic Mechanisms and Surface Processes of the Tibetan Plateau

Devon A. Orme, Lydia Staisch, Alex Pullen
GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division; GSA Quaternary Geology and Geomorphology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

We seek contributions on applications of geochronologic and thermochronologic analyses towards understanding tectonic, sedimentary, and surface processes of the Tibetan Plateau. Presentations on advances in plateau evolution from the mantle to the surface are encouraged.

Tectonics/Tectonophysics | Geomorphology | Sediments, Clastic

T216. Cenozoic Evolution of the Southern Rocky Mountains and Northern Rio Grande Rift: Exploring Linkages between Geologic History, Processes, and Landscape Change

Scott A. Minor, Ren A. Thompson
GSA Structural Geology and Tectonics Division; GSA Quaternary Geology and Geomorphology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

The southern Rocky Mountains-Rio Grande rift has experienced diverse tectonism, magmatism, surface processes, and landscape change in the Cenozoic. Presentations are sought on research in this region exploring linkages between these processes at multiple scales.

Tectonics/Tectonophysics | Quaternary Geology | Volcanology

T217. Earth History in the Broadest Context—Tectonics, Impacts, Mass Extinctions, and Big History: Celebrating the Contributions of Walter Alvarez

David H. Shimabukuro, Philippe Claeys
GSA Structural Geology and Tectonics Division; GSA Planetary Geology Division; GSA Sedimentary Geology Division

This session honors the distinguished career of Walter Alvarez. We encourage a broad and interdisciplinary set of contributions from the fields of tectonics, impacts, stratigraphy, paleomagnetism, the history of geology, and Big History.

Tectonics/Tectonophysics | Planetary Geology | Stratigraphy

T218. Evidence for Neotectonic Earthquakes and Their Driving Mechanisms in the Intraplate Region of Central and Eastern North America

J. Wright Horton Jr., Christine A. Powell, Robert A. Williams
GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA Environmental and Engineering Geology Division; GSA Quaternary Geology and Geomorphology Division; EarthScope; U.S. Geological Survey

This session presents evidence for intraplate neotectonic earthquakes in central and eastern North America and their driving mechanisms in relation to lithospheric structure, and invites novel multidisciplinary field, laboratory, and modeling approaches.

Tectonics/Tectonophysics | Geophysics/Geodynamics | Quaternary Geology

T219. In Honor of Chuck Kluth: The Pennsylvanian – Permian Ancestral Rocky Mountains and its Links to the Texas and Southern California—Northwestern Mexico Continental Margins of North America

Paul J. Umhoefer, Gary L. Gianniny, Ron Blakey
GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division; SEPM (Society for Sedimentary Geology)

This session explores the tectonics and basins within the Ancestral Rocky Mountains and their link to the west Texas Permian basin and South American collision and to the west and southwest to the Pacific margin.

Tectonics/Tectonophysics | Structural Geology | Stratigraphy

T220. Physical and Numerical Modeling of Geologic Processes

Raphaël Gottardi, Suzon Jammes, Lijun Liu, Gabriele Morra, Mélody Philippon, Jacqueline E. Reber, Jolante W. van Wijk
GSA Structural Geology and Tectonics Division

This cross-disciplinary session will foster synergies between the experimental and numerical modeling communities to quantify and improve the incorporation of geological processes in models from the mineral to plate-tectonic scale.

Tectonics/Tectonophysics | Geophysics/Geodynamics | Structural Geology

T221. Plate Tectonics, Arc-Trench Systems, Cordilleran Tectonics, Sedimentary Basins, Sandstone Provenance, and Geoarchaeology: A Celebration of William R. Dickinson's Career

Raymond V. Ingersoll, Stephan A. Graham, Timothy F. Lawton
GSA Sedimentary Geology Division; GSA Publications; GSA Archaeological Geology Division; GSA Structural Geology and Tectonics Division

This session will honor William R. Dickinson for his leadership in the diverse fields of plate tectonics, arc-trench systems, Cordilleran tectonics, sedimentary basins, sandstone provenance, and geoarchaeology.

Tectonics/Tectonophysics | Sediments, Clastic | Archaeological Geology

T222. Proterozoic Accretion of the North American Continent – United Plates of America Revisited

M.L. Williams, Karl E. Karlstrom, David Corrigan, Jeffrey Amato, Deanne van Rooyen
GSA Structural Geology and Tectonics Division

This session will focus on the Proterozoic accretion and stabilization of the North American continent, particularly the timing and orogenic processes including the stitching of Archean blocks and the subsequent southward growth of continental crust.

Tectonics/Tectonophysics | Precambrian Geology

T223. Rates in Metamorphism and Tectonism: From Mineral Growth to Orogenesis

Thomas M. Etzel, Eric D. Kelly, Kyle T. Ashley, Elizabeth J. Catlos
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division

This session focuses on rates of processes associated with metamorphism and orogenesis, specifically the connections and dependencies among various rates. We encourage submissions on rates of diffusion, crystallization, heating/cooling, fault/plate motion, and other orogenic processes.

Tectonics/Tectonophysics | Petrology, Metamorphic | Structural Geology |

T224. Records of Subduction Initiation in Modern and Ancient Settings

Nancy Riggs, Kathleen M. Marsaglia, Andrew P. Barth, M. Robinson Cecil
GSA Structural Geology and Tectonics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Geodynamic models for subduction initiation are testable in a few ancient and modern examples (e.g., Cordilleran Permo-Triassic, Izu-Bonin-Mariana). The session explores subduction initiation from rock record, temporal, and geodynamic perspectives, emphasizing the need for integrative studies.

Tectonics/Tectonophysics | Volcanology | Sediments, Clastic

T225. Tectonics of North American Cordillera and the Alps: Celebrating the Telling-It-Like-It-Is Scientific Career of Tim Wawrzyniec

Basil Tikoff, J.W. Geissman
GSA Structural Geology and Tectonics Division

This session is dedicated to tectonic studies of the U.S. Cordillera and Alps. Work associated or inspired by Tim Wawrzyniec is particularly appreciated. Following Wawrzyniec’s approach to science, controversial and non- paradigm conforming ideas are welcome.

Tectonics/Tectonophysics | Structural Geology | Geophysics/Geodynamics

T227. Time Matters: Celebrating the Scientific Legacy of Samuel A. Bowring

Robert S. Hildebrand, Anke Friedrich, Marion E. Bickford
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division; Smithsonian Institution; GSA International/International Interdisciplinary Interest Group

In his EarthTime program and throughout his career, Samuel A. Bowring made a reality of the vision that precise U-Pb geochronology could elucidate the processes responsible for crustal development and faunal evolution.

Tectonics/Tectonophysics | Paleontology, Diversity, Extinction, Origination | Precambrian Geology

T228. Field Geology to Inform Volcanic Processes: A Tribute to the Distinguished Career of Don Swanson

Michael P. Poland, B.F. Houghton
GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

Don Swanson, recipient of the 2016 Distinguished Career GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division (MGPV) Award, is recognized for his pain-staking, field-oriented approach to volcanology across a range of scales and compositions. This session will feature research inspired by Swanson’s contributions.

Volcanology | Petrology, Igneous | Geophysics/Geodynamics

T230. Sedimentary, Paleobiologic, and Geochemical Studies of Deep Time Ocean-Climate Perturbations: Honoring the Scientific Contributions of Michael A. Arthur

Bradley B. Sageman, Matthew T. Hurtgen, Christopher K. Junium, Mark Pagani
SEPM (Society for Sedimentary Geology); GSA Sedimentary Geology Division; Paleontological Society

This topical session will celebrate the scientific contributions of Professor Michael Arthur through a series of talks on topics to which Arthur made pioneering contributions, including ocean anoxia, stable isotopic biogeochemistry, and Milankovitch climate cycles.

Stratigraphy | Geochemistry | Paleoclimatology/Paleoceanography

top